INDEX. 



375 



In Teru." See Translator's note, 215, 

 216, 217. 

 Turner, noto on Sir Isaac Newton, 132. 



Universality of animated life, 342, 343. 



Valz on the comet of 1618, 106. 



Varenius, Bernhard, his excellent general 

 and comparative Geography, 66, 67 ; 

 edited by Newton, 66. 



Vegetable world, as viewed with micro- 

 scopic powers of -vision, 341; its pre- 

 dominance over animal life, 343. 



Vegetation, its varied distribution on the 

 earth's surface, 29-31, 62 ; richness and 

 fertility in the tropics, 3.3-35 ; zones of 

 vegetation on the declivities of mount- 

 ains, 29-32, 346-350. See ^tna, Cor- 

 dilleras, Himalayas, Mountains. 



Vico, satellites of Saturn, 96. 



Vigne, measurement of I.,adak, 332. 



Vine, thermal scale of its cultivation, 324. 



Volcanoes, 28, 30, 35, 159, 161, 214, 215, 

 224-248 ; author's application of the 

 term volcanic, 45; active volcanoes, 

 safety-valves for their immediate neigh- 

 borhood, 214 ; volcanic eruptions, 161, 

 210-270 ; mud volcanoes or salses, 224- 

 228 ; traces of volcanic action on the 

 surface of the earth and moon, 228 ; in- 

 fluence of relations of height on the oc- 

 currence of eruptions, 228-2.33 ; vol- 

 canic storm, 233 ; volcanic ashes, 233 ; 

 classification of volcanoes into central 

 and linear, 238 ; theory of the necessity 

 of their proximity to the sea, 243-246 ; 

 geographical distribution of still active 

 volcanoes, 245-247; metamorphic ac- 

 tion on rocks, 247-249. 



Vrolik, his anatomical investigations on 

 the form of the pelvis, 352, 353. 



Wagner, Rudolph, notes on the races of 

 Africa, 352. 



Walter on the decrease of volcanic activ- 

 ity. 215. 



Wartmann, meteors, 113, 114. 



Weber, his anatomical investigations on 

 the form of the pelvis, 353. 



Webster, Dr. (of Harvard College, U. S.), 

 account of the island named Sabrina. 

 See note by Translator, 242. 



Winds, 315-321; monsoons, 316, 317; 

 trade winds, 320, 321 ; law of rotation, 

 importance of its knowledge, 315-317. 



Wine, on the temperature required for 

 its cultivation, 324; thermic table of 

 mean annual heat, 325. 



Wollastou on the limitation of the atmos- 

 phere, 302. 



Wrangel, Admiral, on the brilliancy of the 

 Aurora Borealis, coincident with the 

 fall of shooting stars, 126, 127; observa- 

 tions of the Aurora, 197, 200 ; wood hills 

 of the Siberian Polar Sea, 281. 



Xenophanes of Colophon, described com 

 ets as wandering light clouds, 100; ma- 

 rine fossils found in marble quarries, 

 263. 



Young, Thomas, earliest observer of the 

 influence ditierent kinds of rocks exer- 

 cise on the vibrations of the pendulum, 

 168. 



Yul-sung, described by Chinese writers as 

 " the realm of pleasure," 332. 



Zimmerman, Carl, hypsometrical re 

 marks on the elevation of the Hima- 

 layas, 32. 



Zodiacal light, conjectures on, 86-92 ; 

 general account of, 137-144 ; beautiful 

 appearance, 137, 138 ; first described 

 in Childrey's Britannia Baconica, 138 ; 

 probable causes, 141 ; intensity in trop- 

 ical climates, 142. 



Zones, of vegetation, on the declivities of 

 mountains, 29-33 ; of latitude, their di 

 versified vegetation, 62 ; of the south' 

 em heavens, their magnificence, 85, 86, 

 polar, 197, 198. 



vati or VOL. L 



